181186816

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 108

約数和(自身を含む): 401605120

約数和(自身を除く): 220418304

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 79, 124, 128, 136, 158, 248, 256, 272, 289, 316, 496, 527, 544, 578, 632, 992, 1054, 1088, 1156, 1264, 1343, 1984, 2108, 2176, 2312, 2449, 2528, 2686, 3968, 4216, 4352, 4624, 4898, 5056, 5372, 7936, 8432, 8959, 9248, 9796, 10112, 10744, 16864, 17918, 18496, 19592, 20224, 21488, 22831, 33728, 35836, 36992, 39184, 41633, 42976, 45662, 67456, 71672, 73984, 78368, 83266, 85952, 91324, 134912, 143344, 156736, 166532, 171904, 182648, 286688, 313472, 333064, 343808, 365296, 573376, 626944, 666128, 707761, 730592, 1146752, 1332256, 1415522, 1461184, 2293504, 2664512, 2831044, 2922368, 5329024, 5662088, 5844736, 10658048, 11324176, 22648352, 45296704, 90593408, 181186816]

約数ペア:

[(1, 181186816), (2, 90593408), (4, 45296704), (8, 22648352), (16, 11324176), (17, 10658048), (31, 5844736), (32, 5662088), (34, 5329024), (62, 2922368), (64, 2831044), (68, 2664512), (79, 2293504), (124, 1461184), (128, 1415522), (136, 1332256), (158, 1146752), (248, 730592), (256, 707761), (272, 666128), (289, 626944), (316, 573376), (496, 365296), (527, 343808), (544, 333064), (578, 313472), (632, 286688), (992, 182648), (1054, 171904), (1088, 166532), (1156, 156736), (1264, 143344), (1343, 134912), (1984, 91324), (2108, 85952), (2176, 83266), (2312, 78368), (2449, 73984), (2528, 71672), (2686, 67456), (3968, 45662), (4216, 42976), (4352, 41633), (4624, 39184), (4898, 36992), (5056, 35836), (5372, 33728), (7936, 22831), (8432, 21488), (8959, 20224), (9248, 19592), (9796, 18496), (10112, 17918), (10744, 16864)]